﻿using System;
using System.Collections.Generic;
using System.Text;

namespace Algorithm
{
    public class Type
    {
        //加法
        public double add(double number1,double number2,double number3,double number4)
        {
            double num= number1 + number2;
            double num2=number4 + number3;
            return num + num2;
        }
        //减法
        public double Reduction(double number1, double number2)
        {

            return number1 - number2;
        }
        //乘法
       public int Take(int number1,int number2,int number3)
        {
            int num2 = number1 * number2;
            return number3 * num2;
        }
        //除法
        public int Division(int number1,int number2,int number3)
        {
            int num3 = number1 / number2;
            return num3 / number3;
        }
    }



    public class Subtracting : Type
    {
        public void NoteAdd()
        {
           
        }
    }
}
 